<template>
  <view>
    <!-- 轮播图的区域-->
    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
      <swiper-item v-for="(item, i) in swiperList" :key="i">
        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
          <!-- 动态绑定图片 src 属性-->
          <image :src="item.image_src"></image>
        </navigator>
      </swiper-item>
    </swiper>

    <!-- 导航区域-->
    <view class="nav-list">
      <view class="nav-item" v-for="(item, i) in naviList" :key="i" @click="navClickHandler(item)">
        <image :src="item.image_src" class="nav-img"></image>
      </view>
    </view>


    <!-- 楼层区域 -->
    <view class="floor-list">
      <!-- 楼层item项-->
      <view class="floor-item" v-for="(item,i) in floorList" :key="i">
        <!-- 楼层标题-->
        <image :src="item.floor_title.image_src" class="floor-title"></image>
        <!-- 楼层图片-->
        <view class="floor-image-box">
          <!--左侧一张图片-->
          <navigator class="left-image-box" :url="item.product_list[0].url">
            <image :src="item.product_list[0].image_src" :style="{width:item.product_list[0].image_width + 'rpx'}"
              mode="widthFix"></image>
          </navigator>
          <!-- 右侧四张图片-->
          <view class="right-image-box" >
            <navigator class="right-image-item" v-for="(item2,i2) in item.product_list"  :key="i2" :url="item2.url" v-if="i2!==0" >
              <image :src="item2.image_src" :style="{width:item2.image_width+'rpx'}" mode="widthFix"></image>
            </navigator>  
            </view>
          </view>
        </view>
      </view>
    </view>




  </view>
</template>
<script>
  export default {
    data() {
      return {
        //这是轮播图的数据列表
        swiperList: [],
        naviList: [],
        floorList: []
      };
    },
    onLoad() {
      //调用方法，获取轮播图的数据
      this.getSwiperList(),
        this.getNaviList(),
        this.getFloorList()
    },
    methods: {
      async getSwiperList() {
        const {
          data: res
        } = await uni.$http.get('/api/public/v1/home/swiperdata')
        if (res.meta.status !== 200) return uni.$showMsg()
        this.swiperList = res.message
      },
      async getNaviList() {
        const {
          data: res
        } = await uni.$http.get('/api/public/v1/home/catitems')
        if (res.meta.status !== 200) return uni.$showMsg()
        this.navList = res.message
      },
      async getFloorList() {
        const {
          data: res
        } = await uni.$http.get('/api/public/v1/home/floordata')
        if (res.meta.status !== 200) return uni.$showMsg()
        //对数据进行处理
        res.message.forEach(floor=>{
          floor.product_list.forEach(prod=>{
            prod.url='/subpkg/goods_list/goods_list?'+prod.navigator_url.split('?')[1]
          })
        })
        this.floorList = res.message
      },
      navClickHandler(item) {
        if (item.name === '分类') {
          uni.switchTab({
            url: '/pages/cate/cate'
          })
        }
      }
    }
  }
</script>

<style lang="scss">
  swiper {
    height: 330rpx;

    .swiper-item,
    image {
      width: 100%;
      height: 100%;
    }
  }

  .nav-list {
    display: flex;
    justify-content: space-around;
    margin: 30rpx 0;
  }

  .nav-img {
    width: 128rpx;
    height: 140rpx;
  }

  .floor-title {
    height: 60rpx;
    width: 100%;
    display: flex;
  }
  
  .right-image-box{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
  }
  .floor-image-box{
    display: flex;
    padding-left: 10rpx;
  }
</style>
